From: Marek Lindner <lindner_marek@yahoo.de>
To: The list for a Better Approach To Mobile Ad-hoc Networking
<b.a.t.m.a.n@lists.open-mesh.org>
Subject: Re: [B.A.T.M.A.N.] [PATCH 5/5] batman-adv: avoid temporary routing loops by being strict on forwarded OGMs
Date: Thu, 15 Mar 2012 14:50:44 +0800 [thread overview]
Message-ID: <201203151450.44403.lindner_marek@yahoo.de> (raw)
In-Reply-To: <1331417873-19354-5-git-send-email-lindner_marek@yahoo.de>
On Sunday, March 11, 2012 06:17:53 Marek Lindner wrote:
> batman-adv would forward OGMs from non-besthops while replacing the the TQ
> and TTL values with the values from the best hop. In certain corner cases
> this leads to a temporary routing loop.
> This patch changes this behavior: Only packets from best next hops are
> forwarded - TQ and TTL values won't be replaced anymore. However, the
> protocol needs to rebroadcast OGMs from single hop neighbors regardless of
> whether or not they are the best hop. To handle this case a new flag is
> introduced to alert neighboring nodes about the forwarded OGM that is not
> from my best next hop. It is to be discarded by all nodes except for the
> one originating the OGM.
Applied in revision f76d019.
Regards,
Marek
next prev parent reply other threads:[~2012-03-15 6:50 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-10 22:17 [B.A.T.M.A.N.] [PATCH 1/5] batman-adv: ignore protocol packets if the interface did not enable this protocol Marek Lindner
2012-03-10 22:17 ` [B.A.T.M.A.N.] [PATCH 2/5] batman-adv: refactoring API: find generalized name for bat_ogm_update_mac callback Marek Lindner
2012-03-15 6:44 ` Marek Lindner
2012-03-10 22:17 ` [B.A.T.M.A.N.] [PATCH 3/5] batman-adv: rename sysfs macros to reflect the soft-interface dependency Marek Lindner
2012-03-15 6:46 ` Marek Lindner
2012-03-10 22:17 ` [B.A.T.M.A.N.] [PATCH 4/5] batman-adv: Adding hard_iface specific sysfs wrapper macros for UINT Marek Lindner
2012-03-15 6:48 ` Marek Lindner
2012-03-10 22:17 ` [B.A.T.M.A.N.] [PATCH 5/5] batman-adv: avoid temporary routing loops by being strict on forwarded OGMs Marek Lindner
2012-03-11 21:50 ` Simon Wunderlich
2012-03-12 7:24 ` Daniele Furlan
2012-03-12 7:41 ` Marek Lindner
2012-03-12 7:49 ` Daniele Furlan
2012-03-12 7:55 ` Marek Lindner
2012-03-12 8:23 ` Daniele Furlan
2012-03-12 8:36 ` Marek Lindner
2012-03-15 6:50 ` Marek Lindner [this message]
2012-03-15 6:43 ` [B.A.T.M.A.N.] [PATCH 1/5] batman-adv: ignore protocol packets if the interface did not enable this protocol Marek Lindner
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